Finding the Third Proportional to 2,216,662 and 4,775,269

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,662 : 4,775,269 = 4,775,269 : x
2. Step 2: Convert to fraction form
   2,216,662/4,775,269 = 4,775,269/x
3. Step 3: Cross multiply
   2,216,662x = 4,775,269 × 4,775,269
4. Step 4: Simplify right side
   2,216,662x = 22,803,194,022,361
5. Step 5: Solve for x
   x = 22,803,194,022,361/2,216,662
6. Step 6: Final answer
   x = 10,287,176.86